Sharp LC-40D78UN PC Compatibility Chart, Clearing The Secret Number, The secret number is

Appendix

PC Compatibility Chart

It is necessary to set the PC correctly to display XGA and WXGA signal.

PC	Resolution		Horizontal Frequency	Vertical Frequency	VESA Standard
		720 x 400	31.5 kHz	70 Hz
	VGA		31.5 kHz	60 Hz		O
		640 x 480	37.9 kHz	72 Hz		O
			37.5 kHz	75 Hz		O
			35.1 kHz	56 Hz		O
	SVGA	800 x 600	37.9 kHz	60 Hz		O
PC			48.1 kHz	72 Hz		O
			46.9 kHz	75 Hz		O
			48.4 kHz	60 Hz		O
	XGA	1024 x 768	56.5 kHz	70 Hz		O
			60.0 kHz	75 Hz		O
	WXGA	1360 x 768	47.7 kHz	60 Hz		O
	SXGA	1280 x 1024	64.0 kHz	60 Hz		O
	SXGA+	1400 x 1050	65.3 kHz	60 Hz		O
	UXGA	1600 x 1200	75.0 kHz	60 Hz		O

VGA and XGA are registered trademarks of International Business Machines Corp.

CLEARING THE SECRET NUMBER

If you forget the secret number, clear the secret number using the following procedure.

1Select an item from the list below to display the secret number input screen. (For operating the on-screen display menu, see page 17.)

•“EZ Setup”, “CH Setup”, “Parental CTRL” or “Reset” on the Setup menu.

•“Software Update” on the Option menu.

2Press and hold both CHrand VOLk on the TV simultaneously until the message appears on the screen.

The secret number is

.

• As a precautionary measure, make a note of your secret number above, cut it from this manual, and keep it in a safe place.

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